Scarlett Johansson sings in a new music video supporting U.S. presidential candidate Barack Obama.

The 'Lost in Translation' actress joined her fellow stars, including Pussycat Dolls singer Nicole Scherzinger and Wyclef Jean in lending her voice to promotional video 'Yes, We Can' to drum up votes for the Democrat politician.

Chris Martin was left red-faced when he was refused entry to the premiere of wife Gwyneth Paltrow's new movie.

The Coldplay frontman - who has a three-year-old daughter, Apple, and a 16-month-old son, Moses, with the 34-year-old actress - was "manhandled" by a security guard who didn't recognize him as he tried to get into the private New York screening of 'The Good Night' on Saturday.